Rives-Sanchez M, Quintos A, Prillaman B, Willes L, Swaminathan N, Niroula A, Alqsous N, Sharma S. Sleep disordered breathing in hospitalized African-Americans. J Natl Med Assoc. 2020 Jun;112(3):262-7. doi: 10.1016/j.jnma.2020.03.011
Luciano JV, Barrada JR, Aguado J, Osma J, García-Campayo J. Bifactor analysis and construct validity of the HADS: a cross-sectional and longitudinal study in fibromyalgia patients. Psychological Assessment. 2014 Jun;26(2):395-406.
Poulos C, Riewpaiboon A, Stewart JF, Clemens J, Guh S, Agtini M, Anh DD, Baiqing D, Bhutta Z, Sur D, Whittington D. Cost of illness due to typhoid fever in five Asian countries. Trop Med Int Health. 2011 Mar 1;16(3):314-23.